The ________ tier of the three-tier architecture consists of computers, phones, and other mobile devices that have browsers that request and process Web pages.
A) user
B) server
C) database
D) data link
E) mainframe
Answer: A
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BUS Chapter 6
- ______ are programs that run on a server-tier computer and manage traffic by sending and receiving Web pages to and from clients.
- Which of the following refers to the three tiers in the three-tier architecture?
- A URL consists of a protocol followed by a domain name or public IP address.
- The owner of a domain name can change the affiliated IP addresses at its discretion.
- Assignment of both public and private IP addresses is controlled by ICANN.
- Large carriers like Sprint, AT&T, and XO Communications exchange Internet traffic freely at physical locations called ________.
- The ________ is a core Internet protocol that guarantees the reliable delivery of packets.
- This information is the ________ of the Web page.
- The organization responsible for assigning public IP addresses is called ________.
- Which of the following is the most common format for IP addresses?
- A(n) ________ is a number that identifies a particular device.
- A ________ is a worldwide-unique term that is affiliated with a public IP address.
- A ________ is a formatted message that passes through networks.
- Because DSL signals interfere with telephone signals, DSL data transmission and telephone conversations cannot occur simultaneously.
- When a person connects to the Internet, he or she is actually connecting to an Internet service provider.
- The committee that addresses LAN standards is called IEEE 802 Committee.
- Wired LAN connections use a protocol standard called Ethernet to communicate.
- The World Wide Web sponsors committees that create and publish protocol and other standards.
- Bluetooth is a common wireless protocol used to make PAN connections.
- An intranet is a private internet that is used exclusively within an organization.
- An Internet is a network of networks that connects LANs, WANs, and other internets.
- With a WAN, an organization is allowed to place communications lines wherever it wants because all lines reside on its premises.
- A computer network is a collection of computers that communicate with one another over transmission lines or wirelessly.
- Which of the following statements is TRUE about cable lines?